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26c2484c2f
This is very similar to the DisposableStack interface, except disposal of resources is promise-based.
52 lines
2.1 KiB
C++
52 lines
2.1 KiB
C++
/*
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* Copyright (c) 2025, Tim Flynn <trflynn89@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/AbstractOperations.h>
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#include <LibJS/Runtime/AsyncDisposableStack.h>
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#include <LibJS/Runtime/AsyncDisposableStackConstructor.h>
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namespace JS {
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GC_DEFINE_ALLOCATOR(AsyncDisposableStackConstructor);
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AsyncDisposableStackConstructor::AsyncDisposableStackConstructor(Realm& realm)
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: NativeFunction(realm.vm().names.AsyncDisposableStack.as_string(), realm.intrinsics().function_prototype())
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{
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}
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void AsyncDisposableStackConstructor::initialize(Realm& realm)
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{
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auto& vm = this->vm();
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Base::initialize(realm);
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// 12.4.2.1 AsyncDisposableStack.prototype, https://tc39.es/proposal-explicit-resource-management/#sec-asyncdisposablestack.prototype
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define_direct_property(vm.names.prototype, realm.intrinsics().async_disposable_stack_prototype(), 0);
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define_direct_property(vm.names.length, Value(0), Attribute::Configurable);
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}
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// 12.4.1.1 AsyncDisposableStack ( ), https://tc39.es/proposal-explicit-resource-management/#sec-asyncdisposablestack
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ThrowCompletionOr<Value> AsyncDisposableStackConstructor::call()
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{
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auto& vm = this->vm();
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// 1. If NewTarget is undefined, throw a TypeError exception.
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return vm.throw_completion<TypeError>(ErrorType::ConstructorWithoutNew, vm.names.AsyncDisposableStack);
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}
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// 12.4.1.1 AsyncDisposableStack ( ), https://tc39.es/proposal-explicit-resource-management/#sec-asyncdisposablestack
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ThrowCompletionOr<GC::Ref<Object>> AsyncDisposableStackConstructor::construct(FunctionObject& new_target)
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{
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auto& vm = this->vm();
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// 2. Let asyncDisposableStack be ? OrdinaryCreateFromConstructor(NewTarget, "%AsyncDisposableStack.prototype%", « [[AsyncDisposableState]], [[DisposeCapability]] »).
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// 3. Set asyncDisposableStack.[[AsyncDisposableState]] to pending.
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// 4. Set asyncDisposableStack.[[DisposeCapability]] to NewDisposeCapability().
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// 5. Return asyncDisposableStack.
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return TRY(ordinary_create_from_constructor<AsyncDisposableStack>(vm, new_target, &Intrinsics::async_disposable_stack_prototype, new_dispose_capability()));
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}
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}
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